DCist reader Aaron W. sends in the following account along with the above photo:Seen on Saturday in Dupont Circle: A cop, in his SUV, entering Dupont Circle, LOUDLY talking on his cell phone as 10-15 people on both sides of the street watch/listen as he speaks with his wife. As long as this city continues to enforce the hands-free law, shouldn’t those who are trusted to enforce it also abide by the same laws?…